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3112285401 = 321109311821
BaseRepresentation
bin1011100110000001…
…1011010011011001
322000220022110221200
42321200123103121
522333221113101
61232455024413
7140060663241
oct27140332331
98026273850
103112285401
1113578930a5
1272a36b109
133a7a39bc4
142174b4b21
15133373986
hexb981b4d9

3112285401 has 12 divisors (see below), whose sum is σ = 4499591460. Its totient is φ = 2072979360.

The previous prime is 3112285399. The next prime is 3112285409. The reversal of 3112285401 is 1045822113.

3112285401 is a `hidden beast` number, since 3 + 112 + 2 + 8 + 540 + 1 = 666.

3112285401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 334890000 + 2777395401 = 18300^2 + 52701^2 .

It is not a de Polignac number, because 3112285401 - 21 = 3112285399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3112285409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145930 + ... + 165891.

It is an arithmetic number, because the mean of its divisors is an integer number (374965955).

Almost surely, 23112285401 is an apocalyptic number.

It is an amenable number.

3112285401 is a deficient number, since it is larger than the sum of its proper divisors (1387306059).

3112285401 is a wasteful number, since it uses less digits than its factorization.

3112285401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312936 (or 312933 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 3112285401 is about 55787.8606956746. The cubic root of 3112285401 is about 1460.0233625148.

The spelling of 3112285401 in words is "three billion, one hundred twelve million, two hundred eighty-five thousand, four hundred one".

Divisors: 1 3 9 1109 3327 9981 311821 935463 2806389 345809489 1037428467 3112285401